CVE-2021-37159

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Source
https://cve.org/CVERecord?id=CVE-2021-37159
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-37159.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2021-37159
Aliases
Downstream
Related
Published
2021-07-21T15:16:20.777Z
Modified
2026-05-05T16:32:34.996780Z
Severity
  • 6.4 (Medium) CVSS_V3 - CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

hsofreenetdevice in drivers/net/usb/hso.c in the Linux kernel through 5.13.4 calls unregisternetdev without checking for the NETREG_REGISTERED state, leading to a use-after-free and a double free.

Database specific 
{
    "unresolved_ranges": [
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:communications_cloud_native_core_binding_support_function:22.1.3:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "22.1.3"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:communications_cloud_native_core_network_exposure_function:22.1.1:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "22.1.1"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:a:oracle:communications_cloud_native_core_policy:22.2.0:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "22.2.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "9.0"
                }
            ]
        },
        {
            "source": "CPE_FIELD",
            "cpe": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
            "extracted_events": [
                {
                    "last_affected": "5.13.4"
                }
            ]
        },
        {
            "source": "DESCRIPTION",
            "extracted_events": [
                {
                    "fixed": "5.13.4"
                }
            ]
        }
    ]
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
a6ecfb39ba9d7316057cea823b196b734f6b18ca
Fixed
dcb713d53e2eadf42b878c12a471e74dc6ed3145
Database specific 
{
    "source": "REFERENCES"
}

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-37159.json"